Home / 7,380.68-11,082.20-6,351.96

Finding the Fourth Proportional to 7,380.68, 11,082.20 and 6,351.96

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Solution

The fourth proportional to 7,380.68, 11,082.20 and 6,351.96 is: 9,537.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.68 : 11,082.20 = 6,351.96 : x
  2. Step 2: Convert to fraction form
    7,380.68/11,082.20 = 6,351.96/x
  3. Step 3: Cross multiply
    7,380.68x = 11,082.20 × 6,351.96
  4. Step 4: Simplify right side
    7,380.68x = 70,393,691.11
  5. Step 5: Solve for x
    x = 70,393,691.11/7,380.68
  6. Step 6: Final answer
    x = 9,537.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.